2 Perforated drainpipe culvert having double filter layer

According to the present invention, a perforated drainpipe culvert having a double filter layer comprises: a tube body in which a plurality of drainage holes are formed; a first filter formed with natural jute fiber, and provided to surround an outer circumferential surface of a perforated drainpipe...

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Bibliographische Detailangaben
Hauptverfasser: PARK CHAN GI, JUNG IN KYUN, JUNG KWANG WOOK, JEON JONG CHAN, JEON SANG MIN, KIM HYUN TAI, KANG SU MAN, KIM HYO DONG, KIM MI SOL
Format: Patent
Sprache:eng ; kor
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Beschreibung
Zusammenfassung:According to the present invention, a perforated drainpipe culvert having a double filter layer comprises: a tube body in which a plurality of drainage holes are formed; a first filter formed with natural jute fiber, and provided to surround an outer circumferential surface of a perforated drainpipe; and a second filter filled with waste styrofoam therein, and provided to surround an outer circumferential surface of the first filter. Therefore, the first filter and the second filter can prevent the drainage holes from being blocked. 본 발명에 따른 2중 필터층을 구비한 유공관 암거는, 복수개의 배수구멍이 형성되는 튜브 본체; 천연황마섬유로 형성되어 상기 유공관의 외주면 둘레를 감싸도록 마련되는 제1 필터; 및 내부가 폐스티로폼으로 채워지며 상기 제1 필터의 외주면 둘레를 감싸도록 마련되는 제2 필터; 를 포함하여, 상기 제1 필터 및 상기 제2 필터는 상기 배수구멍이 막히는 것을 방지할 수 있다.